url = "https://www.nytimes.com/elections/results/texas-senate"
nytimes_data = read_html(url, col_types = "ccdd")

nytimes_data
## {xml_document}
## <html lang="en" itemscope="" xmlns:og="http://opengraphprotocol.org/schema/" itemtype="http://schema.org/NewsArticle">
## [1] <head>\n<title>Texas Senate Election Results: Beto O’Rourke vs. Ted  ...
## [2] <body class="eln-race-page eln-2018-11-06 eln-forecast">\n<script ty ...
nytimes_data %>% 
  html_nodes(css = "table")
## {xml_nodeset (2)}
## [1] <table class="eln-table eln-results-table">\n<thead><tr>\n<th class= ...
## [2] <table class="eln-table eln-county-table">\n<thead><tr>\n<th class=" ...
table_county =  (nytimes_data %>% html_nodes(css = "table")) %>% 
  .[[2]] %>%
  html_table() %>% 
  slice(1:(n() - 1)) %>% 
  select(-Rpt.) %>% 
  janitor::clean_names()

Tidying county table

#remove the commas in the numbers first
table_county$cruz <- gsub(",","",table_county$cruz)
table_county$o_rourke <- gsub(",","",table_county$o_rourke)
table_county$dikeman <- gsub(",","",table_county$dikeman)

table_county = 
  table_county %>% 
  mutate(cruz = as.numeric(cruz), o_rourke = as.numeric(o_rourke), dikeman = as.numeric(dikeman))

table_county$county = str_replace(table_county$county,"La Vaca", "Lavaca")
table_county$county = str_replace(table_county$county,"De Witt", "DeWitt")
#county names misspelled (was causing issues with merging later on)
table_county_long = gather(table_county, key = candidate, value = votes, cruz:dikeman)
for_GIS= table_county %>%
  mutate(cruz_orour_rat = cruz/o_rourke,
         status = as.numeric(cruz_orour_rat>=1),
         winner = ifelse(status==1, "Ted Cruz", "Beto O'Rourke"))

Cleaning data so as to merge with GIS…

texas_counties = counties(state = "48",year = "2017") #Texas fips code is 48, using most recent census data, 2017
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tx_midterms = geo_join(texas_counties, for_GIS, "NAME", "county")
pal = colorFactor(c("blue", "red"), tx_midterms$status)

popup = paste(sep = "<br/>",
              paste0("<b>Winner: </b>", tx_midterms$winner),
              paste0("<b>County: </b>", tx_midterms$county),
              paste0("<b>Votes for Ted Cruz: </b>", tx_midterms$cruz),
              paste0("<b>Votes for Beto O'Rourke: </b>", tx_midterms$o_rourke),
              paste0("<b>Votes for Neal Dikeman: </b>", tx_midterms$dikeman))
leaflet(tx_midterms) %>% 
  addProviderTiles("CartoDB.Positron") %>% 
  addPolygons(fillColor= ~pal(status),
              color = "black",
              popup = popup,
              fillOpacity = 0.5,
              weight = 0.5) %>% 
  addLegend(position = "bottomleft",
            colors = c("blue", "red"),
            labels = c("Democrat", "Republican"),
            opacity = 1,
            title = "2018 Texas Senate Election Results")